JP6594149B2 - 排ガス浄化装置 - Google Patents
排ガス浄化装置 Download PDFInfo
- Publication number
- JP6594149B2 JP6594149B2 JP2015197928A JP2015197928A JP6594149B2 JP 6594149 B2 JP6594149 B2 JP 6594149B2 JP 2015197928 A JP2015197928 A JP 2015197928A JP 2015197928 A JP2015197928 A JP 2015197928A JP 6594149 B2 JP6594149 B2 JP 6594149B2
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- JP
- Japan
- Prior art keywords
- exhaust gas
- pores
- catalyst layer
- pore diameter
- less
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 239000011148 porous material Substances 0.000 claims description 248
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- MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 28
- 229910000510 noble metal Inorganic materials 0.000 description 20
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- 239000013618 particulate matter Substances 0.000 description 15
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- 239000000843 powder Substances 0.000 description 8
- MHOVAHRLVXNVSD-UHFFFAOYSA-N rhodium atom Chemical compound [Rh] MHOVAHRLVXNVSD-UHFFFAOYSA-N 0.000 description 8
- MCMNRKCIXSYSNV-UHFFFAOYSA-N Zirconium dioxide Chemical compound O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 description 7
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- 229910052741 iridium Inorganic materials 0.000 description 2
- GKOZUEZYRPOHIO-UHFFFAOYSA-N iridium atom Chemical compound [Ir] GKOZUEZYRPOHIO-UHFFFAOYSA-N 0.000 description 2
- 229910052746 lanthanum Inorganic materials 0.000 description 2
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- KJTLSVCANCCWHF-UHFFFAOYSA-N Ruthenium Chemical compound [Ru] KJTLSVCANCCWHF-UHFFFAOYSA-N 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
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- 238000003915 air pollution Methods 0.000 description 1
- 229910052783 alkali metal Inorganic materials 0.000 description 1
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- 229910052788 barium Inorganic materials 0.000 description 1
- DSAJWYNOEDNPEQ-UHFFFAOYSA-N barium atom Chemical compound [Ba] DSAJWYNOEDNPEQ-UHFFFAOYSA-N 0.000 description 1
- 150000001553 barium compounds Chemical class 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 229910052792 caesium Inorganic materials 0.000 description 1
- TVFDJXOCXUVLDH-UHFFFAOYSA-N caesium atom Chemical compound [Cs] TVFDJXOCXUVLDH-UHFFFAOYSA-N 0.000 description 1
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- CETPSERCERDGAM-UHFFFAOYSA-N ceric oxide Chemical compound O=[Ce]=O CETPSERCERDGAM-UHFFFAOYSA-N 0.000 description 1
- 229910000422 cerium(IV) oxide Inorganic materials 0.000 description 1
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- 150000004696 coordination complex Chemical class 0.000 description 1
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- 230000004048 modification Effects 0.000 description 1
- 229910017604 nitric acid Inorganic materials 0.000 description 1
- 229910052762 osmium Inorganic materials 0.000 description 1
- SYQBFIAQOQZEGI-UHFFFAOYSA-N osmium atom Chemical compound [Os] SYQBFIAQOQZEGI-UHFFFAOYSA-N 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 229910052700 potassium Inorganic materials 0.000 description 1
- 239000011591 potassium Substances 0.000 description 1
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- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
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- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 description 1
- 229910052723 transition metal Inorganic materials 0.000 description 1
Classifications
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- B01D53/34—Chemical or biological purification of waste gases
- B01D53/92—Chemical or biological purification of waste gases of engine exhaust gases
- B01D53/94—Chemical or biological purification of waste gases of engine exhaust gases by catalytic processes
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- B01D53/34—Chemical or biological purification of waste gases
- B01D53/92—Chemical or biological purification of waste gases of engine exhaust gases
- B01D53/94—Chemical or biological purification of waste gases of engine exhaust gases by catalytic processes
- B01D53/944—Simultaneously removing carbon monoxide, hydrocarbons or carbon making use of oxidation catalysts
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- B01J35/50—Catalysts, in general, characterised by their form or physical properties characterised by their shape or configuration
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- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
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- F01N3/02—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust
- F01N3/021—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters
- F01N3/033—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters in combination with other devices
- F01N3/035—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters in combination with other devices with catalytic reactors, e.g. catalysed diesel particulate filters
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N13/00—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00
- F01N13/009—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00 having two or more separate purifying devices arranged in series
- F01N13/0097—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00 having two or more separate purifying devices arranged in series the purifying devices are arranged in a single housing
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N2330/00—Structure of catalyst support or particle filter
- F01N2330/30—Honeycomb supports characterised by their structural details
- F01N2330/48—Honeycomb supports characterised by their structural details characterised by the number of flow passages, e.g. cell density
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
- F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
- F01N3/10—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
- F01N3/101—Three-way catalysts
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/12—Improving ICE efficiencies
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Combustion & Propulsion (AREA)
- Geometry (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Biomedical Technology (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Catalysts (AREA)
- Exhaust Gas After Treatment (AREA)
- Exhaust Gas Treatment By Means Of Catalyst (AREA)
- Processes For Solid Components From Exhaust (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
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JP2015197928A JP6594149B2 (ja) | 2015-10-05 | 2015-10-05 | 排ガス浄化装置 |
CN201610875287.1A CN106943875B (zh) | 2015-10-05 | 2016-09-30 | 废气净化装置 |
US15/285,635 US10086363B2 (en) | 2015-10-05 | 2016-10-05 | Exhaust gas purification device |
EP16192493.1A EP3153226B1 (en) | 2015-10-05 | 2016-10-05 | Exhaust gas purification device |
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JP2015197928A JP6594149B2 (ja) | 2015-10-05 | 2015-10-05 | 排ガス浄化装置 |
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JP2017072033A JP2017072033A (ja) | 2017-04-13 |
JP6594149B2 true JP6594149B2 (ja) | 2019-10-23 |
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US (1) | US10086363B2 (zh) |
EP (1) | EP3153226B1 (zh) |
JP (1) | JP6594149B2 (zh) |
CN (1) | CN106943875B (zh) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
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US10022671B2 (en) * | 2016-03-24 | 2018-07-17 | Cataler Corporation | Exhaust gas purification device |
JP6346642B2 (ja) * | 2016-09-26 | 2018-06-20 | 株式会社キャタラー | 排ガス浄化用触媒 |
JP6458827B2 (ja) * | 2017-06-05 | 2019-01-30 | マツダ株式会社 | エンジンの排気ガス処理装置 |
EP3636340B1 (en) * | 2017-07-11 | 2023-08-23 | Cataler Corporation | Catalyst for exhaust gas purification |
EP3673996A4 (en) | 2017-09-21 | 2020-10-07 | Cataler Corporation | CATALYST FOR PURIFICATION OF EXHAUST GASES |
JP6955573B2 (ja) * | 2017-10-19 | 2021-10-27 | 株式会社キャタラー | 排ガス浄化用触媒 |
US11097260B2 (en) * | 2018-03-30 | 2021-08-24 | Mitsui Mining & Smelting Co., Ltd. | Exhaust gas purification device |
CN112218719B (zh) * | 2018-08-09 | 2021-09-14 | N.E.化学株式会社 | 废气净化催化剂 |
JP6617181B1 (ja) * | 2018-08-09 | 2019-12-11 | エヌ・イーケムキャット株式会社 | 排ガス浄化触媒 |
JP7013361B2 (ja) * | 2018-11-15 | 2022-02-15 | 株式会社キャタラー | パティキュレートフィルタ |
JP6956139B2 (ja) * | 2019-04-26 | 2021-10-27 | 株式会社Soken | 排ガス浄化フィルタ |
JP7211893B2 (ja) * | 2019-05-24 | 2023-01-24 | トヨタ自動車株式会社 | 排ガス浄化装置 |
JP7381372B2 (ja) | 2020-03-12 | 2023-11-15 | トヨタ自動車株式会社 | 排ガス浄化装置 |
JP7254143B1 (ja) | 2021-10-20 | 2023-04-07 | 株式会社キャタラー | パティキュレートフィルタ |
Family Cites Families (17)
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GB9805815D0 (en) * | 1998-03-19 | 1998-05-13 | Johnson Matthey Plc | Manufacturing process |
JP3674554B2 (ja) | 2001-08-17 | 2005-07-20 | 日産自動車株式会社 | 排気微粒子捕集用フィルタへの触媒コーティング方法 |
US7247184B2 (en) * | 2003-09-25 | 2007-07-24 | Corning Incorporated | Asymmetric honeycomb wall-flow filter having improved structural strength |
JP2007185571A (ja) | 2006-01-11 | 2007-07-26 | Toyota Central Res & Dev Lab Inc | 排ガス浄化用触媒及びその製造方法 |
CN101395099A (zh) * | 2006-03-07 | 2009-03-25 | 日本碍子株式会社 | 陶瓷结构体及其制造方法 |
FR2904939B1 (fr) * | 2006-08-18 | 2009-10-02 | Inst Francais Du Petrole | Procede d'impregnation d'un corps poreux par une suspension et installation pour mettre en oeuvre un tel procede. |
DE102007046158B4 (de) | 2007-09-27 | 2014-02-13 | Umicore Ag & Co. Kg | Verwendung eines katalytisch aktiven Partikelfilters zur Entfernung von Partikeln aus dem Abgas von mit überwiegend stöchiometrischem Luft/Kraftstoff-Gemisch betriebenen Verbrennungsmotoren |
JP2009160547A (ja) | 2008-01-09 | 2009-07-23 | Toyota Motor Corp | 排ガス浄化用触媒とその製造方法 |
US8691361B2 (en) * | 2008-07-28 | 2014-04-08 | Hitachi Metals, Ltd. | Ceramic honeycomb structure and its production method |
JP2010167366A (ja) | 2009-01-22 | 2010-08-05 | Ngk Insulators Ltd | ハニカム触媒体 |
JP5654733B2 (ja) | 2009-01-29 | 2015-01-14 | 日本碍子株式会社 | ハニカム触媒体及びハニカム触媒体の製造方法 |
JP2011208526A (ja) | 2010-03-29 | 2011-10-20 | Mazda Motor Corp | 触媒付きパティキュレートフィルタ |
JP5440339B2 (ja) | 2010-04-09 | 2014-03-12 | 株式会社デンソー | 排ガス浄化フィルタ |
JP6091282B2 (ja) | 2013-03-25 | 2017-03-08 | 日本碍子株式会社 | 触媒コートフィルタ及び触媒コートフィルタ用担体 |
GB201311615D0 (en) * | 2013-06-03 | 2013-08-14 | Johnson Matthey Plc | Method of coating a substrate with a catalyst component |
GB2520776A (en) * | 2013-12-02 | 2015-06-03 | Johnson Matthey Plc | Wall-flow filter comprising catalytic washcoat |
GB201405277D0 (en) | 2014-03-25 | 2014-05-07 | Johnson Matthey Plc | Method for coating a filter substrate |
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2016
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- 2016-10-05 EP EP16192493.1A patent/EP3153226B1/en active Active
- 2016-10-05 US US15/285,635 patent/US10086363B2/en active Active
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JP2017072033A (ja) | 2017-04-13 |
CN106943875A (zh) | 2017-07-14 |
EP3153226B1 (en) | 2023-06-14 |
EP3153226A1 (en) | 2017-04-12 |
US20170095798A1 (en) | 2017-04-06 |
US10086363B2 (en) | 2018-10-02 |
CN106943875B (zh) | 2019-08-30 |
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